body{
    margin: 0;
    padding: 0;
}
ul li{
    list-style: none;
}
.divone{
    width: 100%;
    height: 100px;
    background: #3c8cff;
    display: inline-flex;
    justify-content: space-around;
    align-items:center;
    color: #fff;
}
.divone div{
    float: left;
}
.divone img{
    width: 160px;
}
.divone ul li{
    float: left;
    margin-left: 30px;
    margin-right: 30px;
}
.divone ul li:hover{
    color: aqua;
}



/* For mobile phones: */
[class*="col-"] {
    width: 100%;
}

@media only screen and (max-width: 768px) {
    /* For desktop: */
    .divone {width: 8.33%;}
    #box1 {width: 16.66%;}
    .dingwei {width: 25%;}
    #box2 {width: 33.33%;}
    #box3 {width: 41.66%;}
    #box4 {width: 50%;}
    #box44 {width: 58.33%;}
    #box5 {width: 66.66%;}
    #box6 {width: 75%;}
    #box7 {width: 83.33%;}
    #btn1 {width: 91.66%;}
    // .col-12 {width: 100%;}
}
#box1{
    position: relative;
}

.dingwei{
    width: 380px;
    height: 320px;
    background: #fff;
    position:absolute;
    top:100px;
    left: 95px;
    z-index:1;
    border-radius: 0 0 50% 0;

}
.p1{
color: rgb(139, 136, 136);
font-size: 26px;
margin-top: 20px;
margin-left: 20px;
}
.p2 span{
    color: rgb(139, 136, 136);
    font-size: 26px;      
}
.p2{
    font-size: 50px;
    margin-left: 30px;
}
#box2{
    display: flex;
    justify-content: center;
    margin-top: 150px;
}
.box21,.box22{
    float: left;
}
.box21 h1{
    font-size: 40px;
}
.box21 p{
    font-size: 20px;
line-height: 40px;
}
.box21 p span{
    color: #3c8cff;
}
.box22{
    margin-top: -30px;
}

.box22 dl dd p{
    font-size: 30px;
    margin-left: -30px;
}
#box3{
    display: flex;
    justify-content: center;
    margin-top: 100px;
}
.box31,.box32{
    float: left;
}
.box31 img{
    margin-right: 30px;
}

#box4{
    display: flex;
    justify-content: flex-start;
    margin-left: 100px;
    margin-top: 100px; 
}
.box41 h1{
    font-weight: bold;
    font-size: 40px;
}
.box41,.box42{
    float: left;
}
#box5{
    display: flex;
    justify-content: flex-start;
    margin-top: 100px;  
    margin-left: 100px;
}
.box5 p{
    font-weight: bold;
font-size: 40px;
}

#box6{
    display: flex;
    justify-content: flex-start;
    margin-left: 100px;
}
.box61{
    font-size: 20px;
    font-weight: bold;
    line-height: 30px;
}
.box62{
    font-size: 18px;
    font-weight: bold;
    line-height: 30px;
    color: #3c8cff;
}
.box51 p{
    margin-top: 60px;
}
.box63{
    font-size: 18px;
    font-weight: bold;
    line-height: 30px;
    color: #3c8cff;
}
.box52 p{
    margin-top: 60px;
    margin-left: 500px;
}
#box7{
    width: 100%;
    height: 330px;
    background: #3c8cff;
    
}
.divtwo{
    margin-right: 130px;
}
.divtwo ul{
    float: right;
    color: #fff;
}
.divthree{
    margin-top: 150px;
    margin-left: 180px;
}
.divthree1 button{
    float: left;
    width: 150px;
    height: 30px;
    background: none;
    border: none;
    border: 1px solid #fff;
    color: #fff;
}
.divthree2{
    float: left;
 color: #fff;
 margin-left: 600px;
}
.divthree2 p{
    float: right;
margin-top: -10px;
}
#btn{
    position: relative;
}
#btn1{
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgb(112, 106, 106);
    line-height: 25px;
    margin-top: -180px;
    margin-left: 210px;
    display: none;
}
#btn1 li{
    margin-left: -10px;
    text-align: center;
    list-style: none;
}
#btn1 li:hover{
    background: rgb(146, 141, 141);
  
}






#swiper {
    width: 800px;
    height: 700px;
    margin-left: 100px;
  }

  .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
  }
